[clang] Fix isExternC matcher docs

The wording in the documentation for the matcher isExternC
appears to be misleading since this matcher
is applicable to functions and variables as well.
This diff changes the comment and regenerates the html file.

Differential revision: https://reviews.llvm.org/D38151

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@314022 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/docs/LibASTMatchersReference.html b/docs/LibASTMatchersReference.html
index 11006bb9ac759044c2ac9f859a37d51d3a3789c5..b8d4ed557b1a9b65fdfb5f67a0ed81846a8b1938 100644 (file)
--- a/docs/LibASTMatchersReference.html
+++ b/docs/LibASTMatchersReference.html
@@ -2741,19 +2741,22 @@ functionDecl(isExplicitTemplateSpecialization())
 Usable as: Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1FunctionDecl.html">FunctionDecl</a>&gt;, Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1VarDecl.html">VarDecl</a>&gt;, Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1CXXRecordDecl.html">CXXRecordDecl</a>&gt;
 </pre></td></tr>
 
-
 <tr><td>Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1FunctionDecl.html">FunctionDecl</a>&gt;</td><td class="name" onclick="toggle('isExternC0')"><a name="isExternC0Anchor">isExternC</a></td><td></td></tr>
-<tr><td colspan="4" class="doc" id="isExternC0"><pre>Matches extern "C" function declarations.
+<tr><td colspan="4" class="doc" id="isExternC0"><pre>Matches extern "C" function or variable declarations.
 
 Given:
   extern "C" void f() {}
   extern "C" { void g() {} }
   void h() {}
+  extern "C" int x = 1;
+  extern "C" int y = 2;
+  int z = 3;
 functionDecl(isExternC())
-  matches the declaration of f and g, but not the declaration h
+  matches the declaration of f and g, but not the declaration of h.
+varDecl(isExternC())
+  matches the declaration of x and y, but not the declaration of z.
 </pre></td></tr>
 
-
 <tr><td>Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1FunctionDecl.html">FunctionDecl</a>&gt;</td><td class="name" onclick="toggle('isInline1')"><a name="isInline1Anchor">isInline</a></td><td></td></tr>
 <tr><td colspan="4" class="doc" id="isInline1"><pre>Matches function and namespace declarations that are marked with
 the inline keyword.
@@ -3680,19 +3683,22 @@ functionDecl(isExplicitTemplateSpecialization())
 Usable as: Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1FunctionDecl.html">FunctionDecl</a>&gt;, Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1VarDecl.html">VarDecl</a>&gt;, Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1CXXRecordDecl.html">CXXRecordDecl</a>&gt;
 </pre></td></tr>
 
-
 <tr><td>Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1VarDecl.html">VarDecl</a>&gt;</td><td class="name" onclick="toggle('isExternC1')"><a name="isExternC1Anchor">isExternC</a></td><td></td></tr>
-<tr><td colspan="4" class="doc" id="isExternC1"><pre>Matches extern "C" function declarations.
+<tr><td colspan="4" class="doc" id="isExternC1"><pre>Matches extern "C" function or variable declarations.
 
 Given:
   extern "C" void f() {}
   extern "C" { void g() {} }
   void h() {}
+  extern "C" int x = 1;
+  extern "C" int y = 2;
+  int z = 3;
 functionDecl(isExternC())
-  matches the declaration of f and g, but not the declaration h
+  matches the declaration of f and g, but not the declaration of h.
+varDecl(isExternC())
+  matches the declaration of x and y, but not the declaration of z.
 </pre></td></tr>
 
-
 <tr><td>Matcher&lt;<a href="http://clang.llvm.org/doxygen/classclang_1_1VarDecl.html">VarDecl</a>&gt;</td><td class="name" onclick="toggle('isStaticStorageClass1')"><a name="isStaticStorageClass1Anchor">isStaticStorageClass</a></td><td></td></tr>
 <tr><td colspan="4" class="doc" id="isStaticStorageClass1"><pre>Matches variablefunction declarations that have "static" storage
 class specifier ("static" keyword) written in the source.

diff --git a/include/clang/ASTMatchers/ASTMatchers.h b/include/clang/ASTMatchers/ASTMatchers.h
index 21a6c2bb76aa3a93402a5ed972d1ae101e827ff6..2b03bb362be3ab54df22453333b1ffb08a574212 100644 (file)
--- a/include/clang/ASTMatchers/ASTMatchers.h
+++ b/include/clang/ASTMatchers/ASTMatchers.h
@@ -3533,16 +3533,21 @@ AST_MATCHER_P(FunctionDecl, returns,
   return InnerMatcher.matches(Node.getReturnType(), Finder, Builder);
 }
 
-/// \brief Matches extern "C" function declarations.
+/// \brief Matches extern "C" function or variable declarations.
 ///
 /// Given:
 /// \code
 ///   extern "C" void f() {}
 ///   extern "C" { void g() {} }
 ///   void h() {}
+///   extern "C" int x = 1;
+///   extern "C" int y = 2;
+///   int z = 3;
 /// \endcode
 /// functionDecl(isExternC())
-///   matches the declaration of f and g, but not the declaration h
+///   matches the declaration of f and g, but not the declaration of h.
+/// varDecl(isExternC())
+///   matches the declaration of x and y, but not the declaration of z.
 AST_POLYMORPHIC_MATCHER(isExternC, AST_POLYMORPHIC_SUPPORTED_TYPES(FunctionDecl,
                                                                    VarDecl)) {
   return Node.isExternC();